CN111376779A - Battery box data interaction system and method - Google Patents
Battery box data interaction system and method Download PDFInfo
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- CN111376779A CN111376779A CN201811614414.8A CN201811614414A CN111376779A CN 111376779 A CN111376779 A CN 111376779A CN 201811614414 A CN201811614414 A CN 201811614414A CN 111376779 A CN111376779 A CN 111376779A
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- battery
- vehicle
- battery box
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- data transmission
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The invention discloses a battery box data interaction system and a battery box data interaction method. The system comprises a vehicle battery replacement control system and a battery box system arranged on a vehicle battery box; the vehicle battery replacement control system comprises a battery replacement control module and a first data transmission module; the battery box system comprises a battery control module and a second data transmission module; the battery swapping control module is used for generating control information and transmitting the control information to the first data transmission module; the first data transmission module is used for sending the control information to the second data transmission module; and the second data transmission module is used for receiving the control information and transmitting the control information to the battery control module. The battery box system can receive and respond to the command of the vehicle battery replacement control system, and particularly can still perform battery replacement operation on the vehicle even if a professional monitoring device in the battery replacement station is not provided when the vehicle stops at any place outside the battery replacement station, so that the success rate of battery replacement is ensured.
Description
Technical Field
The invention belongs to the field of battery box control, and particularly relates to a battery box data interaction system and a battery box data interaction method.
Background
As electric vehicles are increasingly popular with consumers, as a power source of the electric vehicles, it is critical to the safety performance of the electric vehicles that the batteries of the vehicles stably operate.
At present, no matter in a battery replacement station which specially provides a battery replacement service or in any place except the battery replacement station, when the battery replacement equipment replaces the battery for a vehicle, the battery replacement equipment is usually realized independently, no interaction with an original battery box on the vehicle is needed, and the battery box is only passively detached and does not have any control function.
Disclosure of Invention
The invention aims to overcome the defects that in the prior art, when battery replacement equipment replaces a vehicle, interaction with a battery box on the vehicle is not needed, and the battery box does not have any control function, and provides a battery box data interaction system and a battery box data interaction method.
The invention solves the technical problems through the following technical scheme:
a battery box data interaction system comprises a vehicle battery replacement control system and a battery box system arranged on a vehicle battery box;
the vehicle battery replacement control system comprises a battery replacement control module and a first data transmission module;
the battery box system comprises a battery control module and a second data transmission module;
the battery swapping control module is used for generating control information and transmitting the control information to the first data transmission module;
the first data transmission module is used for sending the control information to the second data transmission module;
the second data transmission module is used for receiving the control information and transmitting the control information to the battery control module.
Preferably, the battery control module is configured to collect battery information of the vehicle battery box and transmit the battery information to the second data transmission module;
the second data transmission module is also used for sending the battery information to the first data transmission module;
the first data transmission module is also used for receiving the battery information and transmitting the battery information to the power conversion control module.
Preferably, the control information includes at least one of a power-down command, a power-up command, a deceleration command and an acceleration command;
the battery control module is further configured to execute the control information.
Preferably, the battery information includes battery operation information, and the battery operation information includes at least one of a battery replacement station for replacing a battery at a previous time, a battery replacement time for replacing the battery at the previous time, and a battery mileage.
Preferably, the battery information includes battery status information including at least one of battery voltage, battery current, and battery temperature.
Preferably, the battery control module collects the battery information in real time or in response to an information acquisition request of the power conversion control module.
Preferably, the power conversion control module generates the control information in response to a manual control command or when a preset condition is satisfied.
Preferably, the battery box system further includes a battery management system, and the battery control module is integrated in the battery management system, or the battery management system and the battery control module are separately disposed.
Preferably, the battery management system is configured to store the battery information;
the battery control module is further configured to collect the battery information from the battery management system.
Preferably, the second data transmission module is integrated in the battery control module, or integrated in the battery management system, or disposed separately from the battery control module and the battery management system.
Preferably, the battery control module is further configured to lock a power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle, until the power supply function is unlocked when an unlocking command is received.
Preferably, after the vehicle battery replacement operation is completed, the power replacement control module is further configured to generate the unlocking command and transmit the unlocking command to the first data transmission module;
the first data transmission module is also used for sending the unlocking command to a second data transmission module of a battery box system of a vehicle battery box newly mounted on the vehicle;
the second data transmission module of the battery box system of the vehicle battery box newly installed in the vehicle is also used for receiving the unlocking command and transmitting the unlocking command to the battery control module of the battery box system of the vehicle battery box newly installed in the vehicle;
and the battery control module of the battery box system of the newly-installed vehicle battery box of the vehicle is also used for unlocking the power supply function of the newly-installed vehicle battery box after receiving the unlocking command.
Preferably, the first data transmission module and the second data transmission module are connected by wireless communication.
A data interaction method for a battery box is realized by adopting a vehicle battery replacement control system and a battery box system arranged on the vehicle battery box, wherein the vehicle battery replacement control system comprises a battery replacement control module and a first data transmission module, and the battery box system comprises a battery control module and a second data transmission module:
the battery box data interaction method comprises the following steps:
the battery swapping control module generates control information and transmits the control information to the first data transmission module;
the first data transmission module sends the control information to the second data transmission module;
and the second data transmission module receives the control information and transmits the control information to the battery control module.
Preferably, the battery box data interaction method further includes:
the battery control module acquires battery information of the vehicle battery box and transmits the battery information to the second data transmission module;
the second data transmission module sends the battery information to the first data transmission module;
the first data transmission module receives the battery information and transmits the battery information to the power conversion control module.
Preferably, the control information includes at least one of a power-down command, a power-up command, a deceleration command and an acceleration command;
the battery box data interaction method comprises the following steps: and the battery control module executes the control information after receiving the control information.
Preferably, the battery information includes battery operation information, and the battery operation information includes at least one of a battery replacement station for replacing a battery at a previous time, a battery replacement time for replacing the battery at the previous time, and a battery mileage.
Preferably, the battery information includes battery status information including at least one of battery voltage, battery current, and battery temperature.
Preferably, the battery control module collects the battery information in real time or in response to an information acquisition request of the power conversion control module.
Preferably, the power conversion control module generates the control information in response to a manual control command or when a preset condition is satisfied.
Preferably, the battery box system further includes a battery management system, and the battery control module is integrated in the battery management system, or the battery management system and the battery control module are separately disposed.
Preferably, the battery box data interaction method further includes:
the battery management system stores the battery information;
the battery control module collects the battery information from the battery management system.
Preferably, the second data transmission module is integrated in the battery control module, or integrated in the battery management system, or disposed separately from the battery control module and the battery management system.
Preferably, the battery box data interaction method further includes:
the battery control module locks a power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle until the power supply function is unlocked when an unlocking command is received.
Preferably, the battery box data interaction method further includes:
after the vehicle battery replacement operation is finished, the battery replacement control module generates the unlocking command and transmits the unlocking command to the first data transmission module;
the first data transmission module sends the unlocking command to a second data transmission module of a battery box system of a vehicle battery box newly mounted on the vehicle;
the second data transmission module of the battery box system of the vehicle battery box newly mounted on the vehicle receives the unlocking command and transmits the unlocking command to the battery control module of the battery box system of the vehicle battery box newly mounted on the vehicle;
and after receiving the unlocking command, the battery control module of the battery box system of the newly-installed vehicle battery box of the vehicle unlocks the power supply function of the newly-installed vehicle battery box.
Preferably, the first data transmission module and the second data transmission module are connected by wireless communication.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows: in the invention, the vehicle battery box is provided with the battery box system, can receive and respond to the command of the vehicle battery replacement control system, and cooperates with and guides the vehicle battery replacement control system or the battery replacement equipment to perform battery replacement operation, and particularly when the vehicle stops at any place outside the battery replacement station, even if a professional monitoring device in the battery replacement station is not provided, the vehicle can still be subjected to battery replacement operation, so that the success rate of battery replacement is ensured;
in addition, the battery box system can also collect relevant information of the vehicle battery box, data interaction with the vehicle battery replacement control system is realized, the vehicle battery replacement control system remotely realizes real-time detection on the state of the vehicle battery box, the battery state can be effectively tracked, private disassembly and the like are prevented, and unified management on the vehicle battery box is facilitated.
Drawings
Fig. 1 is a schematic block diagram of a battery box data interaction system according to embodiment 1 of the present invention;
fig. 2 is a schematic block diagram of a battery box data interaction system according to embodiment 2 of the present invention;
fig. 3 is a flowchart of a battery box data interaction method according to embodiment 4 of the present invention;
fig. 4 is a flowchart of a battery box data interaction method according to embodiment 5 of the present invention;
fig. 5 is a flowchart of a battery box data interaction method according to embodiment 6 of the present invention after step 207.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
Fig. 1 shows a battery box data interaction system of the present embodiment. The battery box data interaction system comprises: the vehicle battery replacement control system 11 and the battery box system 12 arranged on the vehicle battery box. The vehicle battery replacement control system 11 is generally managed and owned by a battery replacement station or other professional institutions capable of replacing batteries for vehicles, but it should be noted that the vehicle battery replacement control system 11 is not only capable of operating in the battery replacement station or the professional institutions, the vehicle battery replacement control system 11 may also control the vehicle battery box during the driving process of the vehicle, and may also provide battery replacement service in any regions such as public roads and outdoor places outside the battery replacement station or the professional institutions to deal with the situation that the vehicle needs to be replaced in an emergency.
The vehicle battery replacement control system 11 may be implemented by, but not limited to, a background server, or a control circuit module installed in a battery replacement device for replacing a battery of a vehicle. The battery box system 12 can be implemented by a control circuit module of a vehicle battery box.
The vehicle battery replacement control system 11 comprises a battery replacement control module 111 and a first data transmission module 112. The battery box system 12 includes a battery control module 121 and a second data transmission module 122. The power conversion control module 111 is electrically connected to the first data transmission module 112, and the battery control module 121 is electrically connected to the second data transmission module 122. In order to realize the long-distance data transmission and signal interaction of the vehicle battery replacement control system 11 and the battery box system 12, the first data transmission module 112 and the second data transmission module 122 are preferably connected by wireless communication, which may be, but is not limited to, realized by wireless communication technologies such as 4G, bluetooth, and the like.
The power conversion control module 111 is configured to generate control information and transmit the control information to the first data transmission module 112.
The first data transmission module 112 is configured to send the control information to the second data transmission module 122.
The second data transmission module 122 is configured to receive the control information and transmit the control information to the battery control module 121.
In this embodiment, the control information may include at least one of a power-down command, a power-up command, a deceleration command, and an acceleration command. The battery control module 121 is also configured to execute the control information.
The power conversion control module 111 may generate the control information in response to a manual control command, or may generate the control information when a preset condition is satisfied. The preset condition may be set by itself, such as generating a deceleration command to be sent to the battery control module 121 when the vehicle is overspeed, or generating a power-off command to be sent to the battery control module 121 before the vehicle is replaced, and so on. The second data transmission module 122 may be integrated in the battery control module 121. Alternatively, the second data transmission module 122 may be provided separately from the battery control module 121. The separate arrangement means that the second data transmission module 122 and the battery control module 121 are implemented separately by using different chips, but the two chips may be arranged on the same circuit board or different circuit boards.
In practical applications, the above signal interaction between the vehicle battery replacement control system 11 and the battery box system 12 may occur before the battery replacement device replaces the battery for the vehicle, at this time, the battery box system receiving the control information is designated as a battery box system arranged on an original vehicle battery box on the vehicle, which is hereinafter referred to as a power-shortage battery box system, the vehicle battery replacement control system 11 sends the control information to the power-shortage battery box system, and after receiving the control information, the power-shortage battery box system may cooperate with and instruct the vehicle battery replacement control system 11 or the battery replacement device to further implement the battery replacement operation.
Example 2
This example is a further modification of example 1. In the battery box data interaction system of this embodiment, in order to cooperate with and instruct the vehicle battery replacement control system 11 or the battery replacement device to further implement a battery replacement operation, the battery control module 121 may be configured to determine whether the vehicle battery box is electrically disconnected from the vehicle after receiving the control information, and if not, control the vehicle battery box to be electrically disconnected from the vehicle. Or, the battery control module 121 may be further configured to directly control the vehicle battery box to be electrically disconnected from the vehicle without determining after receiving the control information. The electric connection between the vehicle battery box and the vehicle comprises the steps that when the vehicle battery box supplies power to the vehicle, the vehicle battery box is connected with the high voltage and the low voltage between the vehicles, and when the electric connection is disconnected, the high voltage and the low voltage are required to be disconnected. The battery control module 121 may specifically adopt various technical means to control the vehicle battery box to be electrically disconnected from the vehicle, for example, a connection circuit between the vehicle battery box and the vehicle is disconnected through a control switch, a relay, and the like. The battery control module 121 may further feed back a power-off completion command to the power conversion control module 111 through the second data transmission module 122 after determining that the vehicle battery box is electrically disconnected from the vehicle.
In this embodiment, the battery box system 12 may further collect information of the vehicle battery box and upload the information to the vehicle battery replacement control system 11, and the vehicle battery replacement control system 11 may remotely implement real-time detection on the state of the vehicle battery box according to the information, may effectively track the battery state, and is helpful to perform unified management on the vehicle battery box.
Specifically, the battery control module 121 is further configured to collect battery information of the vehicle battery box and transmit the battery information to the second data transmission module 122. The second data transmission module 122 is further configured to send the battery information to the first data transmission module 112. The first data transmission module 112 is further configured to receive the battery information and transmit the battery information to the power conversion control module 111. The battery information may specifically include battery operation information, where the battery operation information includes at least one of a battery replacement station for a previous battery replacement, a battery replacement time for the previous battery replacement, and a battery mileage. The battery information may further include battery status information including at least one of a battery voltage, a battery current, and a battery temperature.
In addition, the battery control module 121 may be configured to collect the battery information in real time (whether the vehicle battery box is mounted on a vehicle or whether the mounted vehicle runs or enters a battery replacement station), or may be configured to collect the battery information in response to an information acquisition request sent by the battery replacement control module 111 after receiving the information acquisition request.
Of course, the battery control module 121 may also be configured to collect the battery information of the vehicle battery box under a specific condition, for example, collect the battery information of the vehicle battery box after the vehicle is parked, or collect the battery information of the vehicle battery box after the battery control module 121 receives the control information, or collect the battery information of the vehicle battery box after the battery control module 121 receives a collection command sent by the battery control module 121 or the vehicle battery replacement control system 11 (in any case), and so on.
In order to comprehensively collect various information of the vehicle battery box, the battery box system 12 may further include a battery management system 123. The battery management system 123 is configured to store battery information of the vehicle battery box. The battery control module 121 may collect the battery information from the battery management system.
Through battery box system 12 uploads the battery information of automobile-used battery box, vehicle trades electric control system 11 can effectively master the battery state, confirms whether automobile-used battery box is overheated, whether the power supply is normal, further judges whether automobile-used battery box is intact or damages etc.. In addition, the vehicle battery replacement control system 11 may also upload battery information of the vehicle battery box to a remote data center or a cloud platform, and the remote data center or the cloud platform further performs data processing and analysis.
The battery control module 121 may be integrated into the battery management system 123. Alternatively, the battery management system 123 may be provided separately from the battery control module 121. The separate arrangement means that the battery control module 121 and the battery management system 123 are implemented separately by using different chips, but the two chips may be arranged on the same circuit board or different circuit boards.
The second data transmission module 122 may be integrated in the battery management system 123. Alternatively, the second data transmission module 122 may be provided separately from the battery control module 121 and the battery management system 123. The separate arrangement means that the second data transmission module 122 and the battery control module 121 and the battery management system 123 are implemented separately by using different chips, but the chips may be arranged on the same circuit board or different circuit boards.
In practical application, before the battery replacement device replaces a battery for a vehicle, the battery box system in short of power needs to ensure that an original vehicle battery box on the vehicle is electrically disconnected from the vehicle, and then battery information of the original vehicle battery box on the vehicle is uploaded, the vehicle battery replacement control system 11 can further control the battery replacement device to perform a battery replacement operation, and the specific battery replacement operation generally includes: the original vehicle battery box on the vehicle is detached, and a new (full) vehicle battery box is mounted to the vehicle.
Example 3
This example is a further modification of example 2. In order to enhance the management of the battery box, in the battery box data interaction system of this embodiment, the battery box system 12 further has a function of locking and unlocking a power supply function of the vehicle battery box, in consideration of a phenomenon that a high-quality battery box in a power change station or a power change place runs off due to the fact that a part of bad vehicle owners privately replace the batteries or steal the batteries of other vehicles. When the power supply function of the vehicle battery box is locked, the vehicle battery box is in a state that the power cannot be supplied to the vehicle, but other functions such as charging and the like can be realized. That is, even if the battery box is charged, the battery box for a vehicle cannot supply power to the vehicle when the battery box for a vehicle is mounted on the vehicle. On the contrary, when the power supply function of the vehicle battery box is unlocked, the vehicle battery box is in a state of supplying power to the vehicle. That is, the vehicle battery box is mounted to the vehicle, and the vehicle battery box itself can supply power to the vehicle unless the vehicle battery box itself is dead or damaged.
In this embodiment, the power supply function of the battery box for locking the vehicle can be realized by using the battery control module 121. Specifically, the battery control module 121 may be configured to lock the power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle until the power supply function is unlocked when an unlocking command is received. Whether to unlock the power supply function of the vehicle battery box can be controlled by the vehicle battery replacement control system 11, and the unlocking command can be sent by the vehicle battery replacement control system 11.
In the battery replacement operation process, the original vehicle battery box on the vehicle is detached, the battery control module 121 of the power-off battery box system locks power supply and power supply, the new (enough electric quantity) vehicle battery box is installed on the vehicle, and the power supply function of the vehicle battery box newly installed on the vehicle is originally locked, so that the vehicle needs to be unlocked to supply power to the vehicle. For this reason, after the vehicle battery replacement operation is completed, the power replacement control module 111 may be further configured to generate the unlocking command and transmit the unlocking command to the first data transmission module 112. The first data transmission module 112 is further configured to send the unlocking command to the second data transmission module 122 of the battery box system 12 of the vehicle battery box newly mounted on the vehicle. The second data transmission module 122 of the battery box system 12 of the vehicle battery box newly installed is further configured to receive the unlocking command and transmit the unlocking command to the battery control module 121 of the battery box system 12 of the vehicle battery box newly installed. The battery control module 121 of the battery box system 12 of the vehicle battery box newly installed is further configured to unlock the power supply function of the newly installed battery box after receiving the unlocking command.
In this embodiment, the battery box system 12 locks the power supply function of the vehicle battery box, and the vehicle battery replacement control system 11 controls the unlocking authority, so as to cooperate with each other to realize the unified management of the battery box. Even if the good owner personally removes and replaces the battery or steals the battery of another vehicle, the removed battery box can be self-locked, and the vehicle cannot be powered again even if the good owner is reloaded on the vehicle or another vehicle.
Example 4
The embodiment provides a data interaction method for a battery box, which is realized by adopting a vehicle battery replacement control system and a battery box system arranged on a vehicle battery box. The vehicle battery replacement control system is generally managed and owned by a battery replacement station or other professional mechanisms capable of replacing batteries for vehicles, but it should be noted that the vehicle battery replacement control system is not only capable of working in the battery replacement station or the professional mechanisms, the vehicle battery replacement control system can also control the vehicle battery box in the running process of the vehicle, and can also provide battery replacement service in any areas such as public roads and outdoor places outside the battery replacement station or the professional mechanisms so as to deal with the situation that the vehicles need emergency battery replacement.
The vehicle battery replacement control system can be realized by, but is not limited to, a background server or a control circuit module installed in a battery replacement device for replacing a battery of a vehicle. The battery box system can be realized by adopting a control circuit module of the vehicle battery box.
The vehicle battery replacement control system comprises a battery replacement control module and a first data transmission module. The battery box system comprises a battery control module and a second data transmission module. The power conversion control module is electrically connected with the first data transmission module, and the battery control module is electrically connected with the second data transmission module. In order to realize the remote data transmission and signal interaction of the vehicle battery replacement control system and the battery box system, the first data transmission module and the second data transmission module are preferably in wireless communication connection, and the wireless communication connection can be realized by using wireless communication technologies such as 4G, bluetooth and the like, but is not limited to being realized.
As shown in fig. 3, the battery box data interaction method includes:
And 203, the second data transmission module receives the control information and transmits the control information to the battery control module.
In this embodiment, the control information may include at least one of a power-down command, a power-up command, a deceleration command, and an acceleration command. The battery box data interaction method can further comprise the following steps: and the battery control module executes the control information after receiving the control information.
The battery swap control module may generate the control information in response to a manual control command, or may generate the control information when a preset condition is satisfied. The preset condition can be set by itself, for example, a deceleration command is generated and sent to the battery control module when the vehicle is overspeed, or a power-off command is generated and sent to the battery control module before the vehicle is replaced, and the like.
Wherein the second data transmission module may be integrated in the battery control module. Or, the second data transmission module may also be provided separately from the battery control module. The second data transmission module and the battery control module are separately implemented by using different chips, but the two chips may be disposed on the same circuit board or different circuit boards.
In practical applications, steps 201 to 203 may occur before the battery swapping device swaps the battery for the vehicle, at this time, the battery box system receiving the control information is designated as a battery box system arranged on an original vehicle battery box on the vehicle, which is hereinafter referred to as a power-shortage battery box system, the vehicle battery swapping control system sends the control information to the power-shortage battery box system, and the power-shortage battery box system may cooperate with and instruct the vehicle battery swapping control system or the battery swapping device to further implement the battery swapping operation after receiving the control information.
Example 5
This example is a further modification of example 4. In order to cooperate with and instruct the vehicle battery swapping control system or the battery swapping device to further implement a battery swapping operation, as shown in fig. 4, the battery box data interaction method of this embodiment further includes, after step 203, executing the following steps:
and step 204, after receiving the control information, the battery control module judges whether the vehicle battery box is electrically disconnected from the vehicle, and if not, the battery control module controls the vehicle battery box to be electrically disconnected from the vehicle.
Or, in step 204, after receiving the control information, the battery control module omits judgment and directly controls the vehicle battery box to be electrically disconnected from the vehicle. The electric connection between the vehicle battery box and the vehicle comprises the steps that when the vehicle battery box supplies power to the vehicle, the vehicle battery box is connected with the high voltage and the low voltage between the vehicles, and when the electric connection is disconnected, the high voltage and the low voltage are required to be disconnected. The battery control module can also feed back a power-off finishing command to the battery replacement control module through the second data transmission module after the battery box for the vehicle is determined to be electrically disconnected from the vehicle.
In this embodiment, the battery box system may further collect information of the vehicle battery box and upload the information to the vehicle battery replacement control system, and the vehicle battery replacement control system may remotely implement real-time detection on the state of the vehicle battery box according to the information, may effectively track the battery state, and is helpful to perform unified management on the vehicle battery box.
Specifically, the battery box data interaction method further includes, after step 204, performing:
and step 207, the first data transmission module receives the battery information and transmits the battery information to the power conversion control module.
The battery information may specifically include battery operation information, where the battery operation information includes at least one of a battery replacement station for a previous battery replacement, a battery replacement time for the previous battery replacement, and a battery mileage. The battery information may further include battery status information including at least one of a battery voltage, a battery current, and a battery temperature.
In addition, the battery control module may be configured to collect the battery information in real time (whether the vehicle battery box is mounted on a vehicle or whether the mounted vehicle is running or enters a battery replacement station), or may be configured to collect the battery information in response to an information acquisition request sent by the battery replacement control module after receiving the information acquisition request.
Of course, the battery control module may also be configured to collect the battery information of the vehicle battery box under a specific condition, for example, collect the battery information of the vehicle battery box after the vehicle stops, or collect the battery information of the vehicle battery box after the battery control module receives the control information, or collect the battery information of the vehicle battery box after the battery control module receives a collection command sent by the battery control module or the vehicle battery replacement control system 11 (in any case), and so on.
In order to comprehensively collect various information of the vehicle battery box, the battery box system may further include a battery management system. The battery box data interaction method further comprises the following steps: the battery management system stores battery information of the vehicle battery box, and the battery control module can collect the battery information from the battery management system.
Through battery box system uploads the battery information of automobile-used battery box, vehicle trades electric control system can effectively master the battery state, confirms whether automobile-used battery box is overheated, the power supply is normal, further judges whether automobile-used battery box is intact or damage etc.. In addition, the vehicle battery replacement control system can also upload battery information of the vehicle battery box to a remote data center or a cloud platform, and the remote data center or the cloud platform further performs data processing and analysis.
The battery control module may be integrated in the battery management system. Alternatively, the battery management system may be provided separately from the battery control module. The separated arrangement means that the battery control module and the battery management system are separately realized by using different chips, but the two chips can be arranged on the same circuit board or different circuit boards.
The second data transmission module may be integrated in the battery management system. Or, the second data transmission module may also be separately provided from the battery control module and the battery management system. The second data transmission module, the battery control module and the battery management system are separately implemented by using different chips, but the chips may be disposed on the same circuit board or different circuit boards.
In practical application, before the battery replacement device replaces a battery for a vehicle, the battery box system in short of power needs to ensure that an original vehicle battery box on the vehicle is electrically disconnected from the vehicle, and then battery information of the original vehicle battery box on the vehicle is uploaded, and the vehicle battery replacement control system can further control the battery replacement device to perform a battery replacement operation, where the specific battery replacement operation generally includes: the original vehicle battery box on the vehicle is detached, and a new (full) vehicle battery box is mounted to the vehicle.
Example 6
This example is a further modification of example 5. Considering that a phenomenon that a high-quality battery box of a power change station or a power change place runs off due to the fact that a part of bad owners privately replace batteries or steal batteries of other vehicles exists, in order to strengthen management of the battery box, the battery box data interaction method further comprises the following steps: the battery control module locks a power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle until the power supply function is unlocked when an unlocking command is received.
Specifically, after step 207, as shown in fig. 5, the battery box data interaction method further includes:
208, the vehicle battery replacement control system controls a battery replacement device to perform a battery replacement operation, where the specific battery replacement operation generally includes: the method comprises the steps of detaching an original vehicle battery box on a vehicle and installing a new (full-charge) vehicle battery box to the vehicle, wherein a battery control module of a power-shortage battery box system locks a power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle.
And 209, after the vehicle battery replacement operation is finished, the battery replacement control module generates the unlocking command and transmits the unlocking command to the first data transmission module.
And step 211, the second data transmission module of the battery box system of the vehicle battery box newly installed in the vehicle receives the unlocking command and transmits the unlocking command to the battery control module of the battery box system of the vehicle battery box newly installed in the vehicle.
And step 212, after the battery control module of the battery box system of the vehicle battery box newly mounted on the vehicle receives the unlocking command, unlocking the power supply function of the newly mounted vehicle battery box.
In this embodiment, the battery box system realizes the locking of the power supply function of the vehicle battery box, and the vehicle battery replacement control system masters the unlocking authority, and realizes the unified management of the battery box by cooperating with each other. Even if the good owner personally removes and replaces the battery or steals the battery of another vehicle, the removed battery box can be self-locked, and the vehicle cannot be powered again even if the good owner is reloaded on the vehicle or another vehicle.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (26)
1. The battery box data interaction system is characterized by comprising a vehicle battery replacement control system and a battery box system arranged on a vehicle battery box;
the vehicle battery replacement control system comprises a battery replacement control module and a first data transmission module;
the battery box system comprises a battery control module and a second data transmission module;
the battery swapping control module is used for generating control information and transmitting the control information to the first data transmission module;
the first data transmission module is used for sending the control information to the second data transmission module;
the second data transmission module is used for receiving the control information and transmitting the control information to the battery control module.
2. The battery box data interaction system of claim 1, wherein the battery control module is configured to collect battery information of the vehicle battery box and transmit the battery information to the second data transmission module;
the second data transmission module is also used for sending the battery information to the first data transmission module;
the first data transmission module is also used for receiving the battery information and transmitting the battery information to the power conversion control module.
3. The battery box data interaction system of claim 1, wherein the control information comprises at least one of a power-down command, a power-up command, a deceleration command, and an acceleration command;
the battery control module is further configured to execute the control information.
4. The battery box data interaction system of claim 2, wherein the battery information comprises battery operation information, and the battery operation information comprises at least one of a power change station for a previous power change, a power change time for a previous power change, and a battery mileage.
5. The battery box data interaction system of claim 2, wherein the battery information comprises battery status information comprising at least one of battery voltage, battery current, and battery temperature.
6. The battery box data interaction system of claim 2, wherein the battery control module collects the battery information in real time or in response to an information acquisition request of the power conversion control module.
7. The battery box data interaction system of claim 1, wherein the power conversion control module generates the control information in response to a manual control command or when a preset condition is satisfied.
8. The battery box data interaction system of claim 2, wherein the battery box system further comprises a battery management system, and the battery control module is integrated in the battery management system, or the battery management system is separated from the battery control module.
9. The vehicle battery swapping interaction system of claim 8, wherein the battery management system is configured to store the battery information;
the battery control module is further configured to collect the battery information from the battery management system.
10. The battery box data interaction system of claim 1 or 8, wherein the second data transmission module is integrated in the battery control module, or integrated in a battery management system, or is provided separately from the battery control module and the battery management system.
11. The battery box data interaction system of claim 1, wherein the battery control module is further configured to lock a power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle until the power supply function is unlocked when an unlocking command is received.
12. The battery box data interaction system of claim 11, wherein after the vehicle power exchange operation is completed, the power exchange control module is further configured to generate the unlocking command and transmit the unlocking command to the first data transmission module;
the first data transmission module is also used for sending the unlocking command to a second data transmission module of a battery box system of a vehicle battery box newly mounted on the vehicle;
the second data transmission module of the battery box system of the vehicle battery box newly installed in the vehicle is also used for receiving the unlocking command and transmitting the unlocking command to the battery control module of the battery box system of the vehicle battery box newly installed in the vehicle;
and the battery control module of the battery box system of the newly-installed vehicle battery box of the vehicle is also used for unlocking the power supply function of the newly-installed vehicle battery box after receiving the unlocking command.
13. The battery box data interaction system of claim 1, wherein the first data transmission module is connected with the second data transmission module by wireless communication.
14. The data interaction method of the battery box is characterized in that the data interaction method of the battery box is realized by adopting a vehicle battery replacement control system and a battery box system arranged on the vehicle battery box, the vehicle battery replacement control system comprises a battery replacement control module and a first data transmission module, and the battery box system comprises a battery control module and a second data transmission module:
the battery box data interaction method comprises the following steps:
the battery swapping control module generates control information and transmits the control information to the first data transmission module;
the first data transmission module sends the control information to the second data transmission module;
and the second data transmission module receives the control information and transmits the control information to the battery control module.
15. The battery box data interaction method of claim 14, wherein the battery box data interaction method further comprises:
the battery control module acquires battery information of the vehicle battery box and transmits the battery information to the second data transmission module;
the second data transmission module sends the battery information to the first data transmission module;
the first data transmission module receives the battery information and transmits the battery information to the power conversion control module.
16. The battery box data interaction method of claim 14, wherein the control information comprises at least one of a power-down command, a power-up command, a deceleration command, and an acceleration command;
the battery box data interaction method comprises the following steps: and the battery control module executes the control information after receiving the control information.
17. The battery box data interaction method of claim 15, wherein the battery information comprises battery operation information, and the battery operation information comprises at least one of a power change station for a previous power change, a power change time for a previous power change, and a battery mileage.
18. The battery box data interaction method of claim 15, wherein the battery information comprises battery status information comprising at least one of battery voltage, battery current, and battery temperature.
19. The battery box data interaction method of claim 15, wherein the battery control module collects the battery information in real time or in response to an information acquisition request of the power conversion control module.
20. The battery box data interaction method of claim 14, wherein the power conversion control module generates the control information in response to a manual control command or generates the control information when a preset condition is satisfied.
21. The battery box data interaction method of claim 15, wherein the battery box system further comprises a battery management system, and the battery control module is integrated in the battery management system, or the battery management system is separated from the battery control module.
22. The vehicle battery swap interaction method of claim 21, wherein the battery box data interaction method further comprises:
the battery management system stores the battery information;
the battery control module collects the battery information from the battery management system.
23. The battery box data interaction method according to claim 14 or 21, wherein the second data transmission module is integrated in the battery control module, or integrated in a battery management system, or is provided separately from the battery control module and the battery management system.
24. The battery box data interaction method of claim 14, wherein the battery box data interaction method further comprises:
the battery control module locks a power supply function of the vehicle battery box when the vehicle battery box is detached from the vehicle until the power supply function is unlocked when an unlocking command is received.
25. The battery box data interaction method of claim 24, wherein the battery box data interaction method further comprises:
after the vehicle battery replacement operation is finished, the battery replacement control module generates the unlocking command and transmits the unlocking command to the first data transmission module;
the first data transmission module sends the unlocking command to a second data transmission module of a battery box system of a vehicle battery box newly mounted on the vehicle;
the second data transmission module of the battery box system of the vehicle battery box newly mounted on the vehicle receives the unlocking command and transmits the unlocking command to the battery control module of the battery box system of the vehicle battery box newly mounted on the vehicle;
and after receiving the unlocking command, the battery control module of the battery box system of the newly-installed vehicle battery box of the vehicle unlocks the power supply function of the newly-installed vehicle battery box.
26. The battery box data interaction method of claim 14, wherein the first data transmission module and the second data transmission module are connected by wireless communication.
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